diff options
Diffstat (limited to 'kernel/arch/sh/include/asm/spinlock_types.h')
-rw-r--r-- | kernel/arch/sh/include/asm/spinlock_types.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/kernel/arch/sh/include/asm/spinlock_types.h b/kernel/arch/sh/include/asm/spinlock_types.h new file mode 100644 index 000000000..9b7560db0 --- /dev/null +++ b/kernel/arch/sh/include/asm/spinlock_types.h @@ -0,0 +1,21 @@ +#ifndef __ASM_SH_SPINLOCK_TYPES_H +#define __ASM_SH_SPINLOCK_TYPES_H + +#ifndef __LINUX_SPINLOCK_TYPES_H +# error "please don't include this file directly" +#endif + +typedef struct { + volatile unsigned int lock; +} arch_spinlock_t; + +#define __ARCH_SPIN_LOCK_UNLOCKED { 1 } + +typedef struct { + volatile unsigned int lock; +} arch_rwlock_t; + +#define RW_LOCK_BIAS 0x01000000 +#define __ARCH_RW_LOCK_UNLOCKED { RW_LOCK_BIAS } + +#endif |